CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net (loss) income	$ (973,000)	$ 533,000
Adjustments to reconcile net income to net cash provided by operating activities:
Amortization of operating lease right-of-use asset	35,000	34,000
Loss from investments in unconsolidated entities, net	470,000	809,000
Distributed earnings from unconsolidated entities	0	176,000
Accrued interest from notes receivable	0	0
Deferred income taxes	0	17,000
Changes in:
Accounts receivable	346,000	10,000
Income taxes receivable/payable	303,000	(109,000)
Other current assets	34,000	(6,000)
Accounts payable and accrued expenses	(1,000)	(85,000)
Deferred revenue	0	(226,000)
Operating lease right-of-use liability	(40,000)	(36,000)
Net cash provided by operating activities	174,000	1,117,000
Cash flows from investing activities:
Advances to unconsolidated entities	(491,000)	(459,000)
Repayments from loans to unconsolidated entities	22,000	175,000
Capital contributions to unconsolidated entities	0	(125,000)
Principal payments received under sales-type sublease	532,000	888,000
Net cash provided by investing activities	63,000	479,000
Cash flows from financing activities:
Repayment of finance lease obligations	(89,000)	(901,000)
Net cash used in financing activities	(89,000)	(901,000)
Net change in cash and cash equivalents	148,000	695,000
Cash and cash equivalents - beginning of year	2,030,000	1,335,000
Cash and cash equivalents - end of year	2,178,000	2,030,000
Cash paid for:
Interest	3,000	25,000
Income taxes	213,000	419,000
Supplemental disclosure of noncash investing and financing activities:
Conversion of prior advances to unconsolidated entity in lieu of cash payment for capital contribution	0	121,000
Issuance of subsidiary shares in exchange for a controlling interest in Elite Health Plan, Inc.	$ 315,000	$ 0